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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Doklady Chemistry</journal-id><journal-title-group><journal-title xml:lang="en">Doklady Chemistry</journal-title><trans-title-group xml:lang="ru"><trans-title>Доклады Российской академии наук. Химия, науки о материалах</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2686-9535</issn><issn publication-format="electronic">3034-5111</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">651915</article-id><article-id pub-id-type="doi">10.31857/S2686953524020064</article-id><article-id pub-id-type="edn">zrvgla</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>PHYSICAL CHEMISTRY</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ФИЗИЧЕСКАЯ ХИМИЯ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Thermodynamic functions of Tm<sub>2</sub>O<sub>3</sub>‧2HfO<sub>2</sub> solid solution and Shottky anomaly</article-title><trans-title-group xml:lang="ru"><trans-title>Термодинамические функции твердого раствора Tm<sub>2</sub>O<sub>3</sub>‧2HFo<sub>2</sub> и аномалия Шоттки</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Guskov</surname><given-names>А. V.</given-names></name><name xml:lang="ru"><surname>Гуськов</surname><given-names>А. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>guskov@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Gagarin</surname><given-names>P. G.</given-names></name><name xml:lang="ru"><surname>Гагарин</surname><given-names>П. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>guskov@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Guskov</surname><given-names>V. N.</given-names></name><name xml:lang="ru"><surname>Гуськов</surname><given-names>В. Н.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>guskov@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Khoroshilov</surname><given-names>А. V.</given-names></name><name xml:lang="ru"><surname>Хорошилов</surname><given-names>А. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>guskov@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Gavrichev</surname><given-names>K. S.</given-names></name><name xml:lang="ru"><surname>Гавричев</surname><given-names>К. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>guskov@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт общей и неорганической химии им. Н.С. Курнакова Российской академии наук</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2024-04-15" publication-format="electronic"><day>15</day><month>04</month><year>2024</year></pub-date><volume>515</volume><issue>1</issue><issue-title xml:lang="ru"/><fpage>54</fpage><lpage>64</lpage><history><date date-type="received" iso-8601-date="2025-02-02"><day>02</day><month>02</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2024, Russian Academy of Sciences</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2024, Российская академия наук</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="en">Russian Academy of Sciences</copyright-holder><copyright-holder xml:lang="ru">Российская академия наук</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/2686-9535/article/view/651915">https://journals.eco-vector.com/2686-9535/article/view/651915</self-uri><abstract xml:lang="en"><p>The molar heat capacity of the solid solution Tm<sub>2</sub>O<sub>3</sub>‧2HfO<sub>2</sub> has been determined for the first time by relaxation, adiabatic and differential scanning calorimetry, the temperature dependences of entropy and enthalpy increment in the temperature region 0–1800 K have been calculated, and the contribution to the heat capacity of the Schottky anomaly at 0–300 K has been evaluated.</p></abstract><trans-abstract xml:lang="ru"><p>Методами релаксационной, адиабатической и дифференциальной сканирующей калориметрии впервые определена молярная теплоемкость твердого раствора Tm<sub>2</sub>O<sub>3</sub>‧2HfO<sub>2</sub>, рассчитаны температурные зависимости энтропии и приращения энтальпии в области температур 0–1800 K, проведена оценка вклада в теплоемкость аномалии Шоттки в интервале температур 0–300 K.</p></trans-abstract><kwd-group xml:lang="en"><kwd>hafnium-thulium double oxide</kwd><kwd>heat capacity</kwd><kwd>thermodynamic functions</kwd><kwd>Schottky anomaly</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>твердый раствор оксидов гафния и тулия</kwd><kwd>теплоемкость</kwd><kwd>термодинамические функции</kwd><kwd>аномалия Шоттки</kwd></kwd-group><funding-group><award-group><funding-source><institution-wrap><institution xml:lang="ru">Российский научный фонд</institution></institution-wrap><institution-wrap><institution xml:lang="en">Russian Science Foundation</institution></institution-wrap></funding-source><award-id>18-13-00025</award-id></award-group></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Шевченко А.В., Лопато Л.М., Кирьякова И.Е. // Изв. АН СССР. Неорган. матер. 1984. Т. 20. С. 1991–1996.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Andrievskaya E.R. // J. Europ. Ceram. Soc. 2008. V. 28. P. 2363–2388. https://doi.org/10.1016/jeurceramsoc.2008.01.009</mixed-citation></ref><ref id="B3"><label>3.</label><mixed-citation>Duran P., Pascual C.J. // Mater. Sci. 1984. V. 19. P. 1178–1184. https://doi.org/10.1007/bf01120027</mixed-citation></ref><ref id="B4"><label>4.</label><mixed-citation>Trubelja M.F., Stubican V.S. // J. Am. Ceram. Soc. 1988. V. 71. P. 662–666. https://doi.org/10.1111/j.1151–2916.1988.tb06385.x</mixed-citation></ref><ref id="B5"><label>5.</label><mixed-citation>Yokokawa H., Sakai N., Kawada T., Dokiy M.J. // Am. Ceram. Soc. 1990. V. 73. P. 649–658. htps://doi.org/10.1111/j.1151–2916.1990.tb06567.x</mixed-citation></ref><ref id="B6"><label>6.</label><mixed-citation>Subramanian M.A., Aravamudan G., Subba Rao G.V. // Prog. Solid State Chem. 1983. V. 15. P. 55–143. htts://doi.org/10.1016/0079–6786(83)90001–8</mixed-citation></ref><ref id="B7"><label>7.</label><mixed-citation>Banchard P.E.R., Liu S., Kennedy B.J., Ling C.D., Avdeev M., Aitken J.B., Cowie B.C.C., Tadich A.J. // Phys. Chem. C. 2013. V. 117. P. 2266–2273. https://doi.org/10.1021/jp311329q</mixed-citation></ref><ref id="B8"><label>8.</label><mixed-citation>Gagarin P.G., Guskov A.V., Guskov V.N., Tyurin A.V., Khoroshilov A.V., Gavrichev K.S. // Ceram. Int. 2021. V. 47. P. 2892–2896. https://doi.org/10.1016/j.ceramint.2020.09.072</mixed-citation></ref><ref id="B9"><label>9.</label><mixed-citation>Портной К.И., Тимофеева Н.И., Салибеков С.Е., Романович И.В. // Изв. АН СССР. Неорган. матер. 1970. Т. 6. С. 91–95.</mixed-citation></ref><ref id="B10"><label>10.</label><mixed-citation>Voskov A.L., Kutsenok I.B., Voronin G.F. // Calphad. 2018. V. 61. P. 50–61. https//doi.org/10.1016/j.calphad.2018.02.001</mixed-citation></ref><ref id="B11"><label>11.</label><mixed-citation>Voronin G.F., Kutsenok I.B. // J. Chem. Eng. Data. 2013. V. 58. P. 2083–2094. https:/doi.org/10.1021/je400316m</mixed-citation></ref><ref id="B12"><label>12.</label><mixed-citation>Гуськов А.В., Гагарин П.Г., Гуськов В.Н., Тюрин А.В., Гавричев К.С. // ЖФХ. 2022. Т. 96. С. 1230–1239. https:/doi.org/31857.S0044445372209014X</mixed-citation></ref><ref id="B13"><label>13.</label><mixed-citation>Гуськов А.В., Гагарин П.Г., Гуськов В.Н., Тюрин А.В., Гавричев К.С. // Докл. РАН. Химия, науки о материалах. 2021. Т. 498. С. 83–87. https://doi.org/31857.S2686953521050083</mixed-citation></ref><ref id="B14"><label>14.</label><mixed-citation>Tari A. The specific heat of matter at low temperatures. London, Imperial College Press, 2003. 211 p. https://oi.org/10.1142/9781860949395_0006</mixed-citation></ref><ref id="B15"><label>15.</label><mixed-citation>Zhou H.D., Wiebe C.R., Janik J.A., Balicas L., Yo Y.J., Qiu Y., Copley J.R.D., Gardner J.S. // Phys. Rev. Lett. 2008. V. 101. 227204. https://doi.org/10.1103/PhysRevLett.101.227204</mixed-citation></ref><ref id="B16"><label>16.</label><mixed-citation>Westrum E.F. Jr. // J. Therm. Anal. 1985. V. 30. P. 1209–1215. https://doi.org/10.1007/BF01914288</mixed-citation></ref><ref id="B17"><label>17.</label><mixed-citation>Chirico R.D., Westrum E.F. Jr. // J. Chem. Thermodyn. 1980. V. 12. P. 71–85. https://di.org/10.1016/0021–9614(80)90118–4</mixed-citation></ref><ref id="B18"><label>18.</label><mixed-citation>Ji Y., Beridze G., Bosbach D., Kowalski P.M. // J. Nucl. Mater. 2017. V. 494. P. 172–181. http://dx.doi.org/10.1016/j.jnucmat.2017.07.026</mixed-citation></ref><ref id="B19"><label>19.</label><mixed-citation>Konings R.J.M., Beneš O., Kovács A., Manara D., Sedmidubský D., Gorokhov L., Iorish V.S., Yungman V., Shenyavskaya E., Osina E.J. // Phys. Chem. Refer. Data. 2014. V. 43. 013101. https://doi.org/10.1063/1.4825256</mixed-citation></ref><ref id="B20"><label>20.</label><mixed-citation>Pankratz L.B. Thermodynamic properties of elements and oxides. Washington, D.C., U.S. Dept. of the Interior, Bureau of Mines, 1982. V. 672. 509 p.</mixed-citation></ref></ref-list></back></article>
